xref: /openbsd/usr.bin/bc/extern.h (revision 898184e3)
1 /*      $OpenBSD: extern.h,v 1.9 2011/08/03 08:48:19 otto Exp $	*/
2 
3 /*
4  * Copyright (c) 2003, Otto Moerbeek <otto@drijf.net>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include <stdio.h>
20 
21 struct lvalue {
22 	ssize_t load;
23 	ssize_t store;
24 };
25 
26 int		yylex(void);
27 void		yyerror(char *);
28 void		fatal(const char *);
29 void		abort_line(int);
30 int		gettty(struct termios *);
31 unsigned char	bc_eof(EditLine *, int);
32 
33 extern int	lineno;
34 extern char	*yytext;
35 extern FILE	*yyin;
36 extern int	fileindex;
37 extern int	sargc;
38 extern char	**sargv;
39 extern char	*filename;
40 extern bool		 interactive;
41 extern EditLine		*el;
42 extern History		*hist;
43 extern HistEvent	 he;
44 extern char	*cmdexpr;
45 extern struct termios ttysaved;
46 extern bool		interactive;
47